const u = <b>navigator.userAgent</b>
const <s>isMobile</s> = !!u.match(/<u>AppleWebKit</u>.*<u>Mobile</u>.*/)
const <s>isMobile</s> = /<u>Android</u>|<u>webOS</u>|<u></u>|<u>iPad</u>|<u>iPod</u>|<u>BlackBerry</u>/i.test(u)
const <s>isMobile</s> = document.hasOwnProperty('<u>ontouchstart</u>')